Submission #1158593

#TimeUsernameProblemLanguageResultExecution timeMemory
1158593HakunaArt Exhibition (JOI18_art)C++20
10 / 100
4 ms328 KiB
#include <bits/stdc++.h>
using namespace std;

int n;
pair<long long, long long> p[(int)5e5 + 10];
long long pref[(int) 5e5 + 10];

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    
    cin >> n;
    for (int i = 1; i <= n; i++) {
        cin >> p[i].first >> p[i].second;
    }
    sort(p + 1, p + n + 1);
    
    long long ans = 0;
    for (int mask = 1; mask < (1 << n); mask++) {
        
        long long mx = 0, mn = LLONG_MAX, sum = 0;
        for (int i = 0; i < n; i++) {
            if ((mask >> i) & 1) {
                mx = max(mx, p[i + 1].first);
                mn = min(mn, p[i + 1].first);
                sum += p[i + 1].second;
            }
        }
        
        ans = max(ans, sum - mx + mn);
    }
    cout << ans;

    return 0;
}
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